hollow mountain

Cruachan Dam, Scotland, an existing 440MW pumped hydro energy storage (PHES) facility, one of only four in the UK. Companies like owner Drax say the government support is needed to enable the deployment of more projects like it. Image: Drax.

Drax to expand pumped storage hydro station Hollow Mountain

June 25, 2021
Drax has announced plans for a new underground pumped hydro storage power station, and will seek planning permission to expand its Cruachan site in Scotland to 1.04GW.

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